Home / 25,656.30-38,480.73-6,937.42

Finding the Fourth Proportional to 25,656.30, 38,480.73 and 6,937.42

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Solution

The fourth proportional to 25,656.30, 38,480.73 and 6,937.42 is: 10,405.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.30 : 38,480.73 = 6,937.42 : x
  2. Step 2: Convert to fraction form
    25,656.30/38,480.73 = 6,937.42/x
  3. Step 3: Cross multiply
    25,656.30x = 38,480.73 × 6,937.42
  4. Step 4: Simplify right side
    25,656.30x = 266,956,985.92
  5. Step 5: Solve for x
    x = 266,956,985.92/25,656.30
  6. Step 6: Final answer
    x = 10,405.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.